aeronautical
adj.relating to the design, building, and study of aircraft. You use this to describe the science of flight.
adj.relating to the science or practice of building and operating aircraft. Often used in technical or academic contexts to describe engineering and design principles.
“She is studying aeronautical engineering at university.”
“The team conducted several aeronautical tests to see how the new wing shape handled high winds.”
“Advancements in aeronautical research have led to the development of lighter, more fuel-efficient materials that significantly reduce the environmental impact of long-haul commercial flights.”
Typically used attributively before a noun.
From aero- + nautical.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.